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371 articles for “absorbance”
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Fabrication, Mechanical Characterization, and Biodegradation Analysis of Polylactic-Acid-Based Composite for Medical Sutures
Abstract: Wound closure is surgical aids that relieve heavily on sutures, which help maintain proper tissue alignment and support healing. The effectiveness depends on factors such as the type of wound, required mechanical strength, risk of infection, and characteristics like absorbability and thickness of the martial. The efficacy of sutures is determined by their material properties and structural characteristics, which affect their mechanical properties. The primary objective of this study was …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 7–12 Read article
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Assessment of Natural Radiation Exposure from Sand and Sediment Samples Obtained from Kuakata Beach Area in Bangladesh
Abstract: In Bangladesh, Kuakata Beach situated in Patuakhali district contains some in sand and sediment. In this paper the activity concentration and absorb dose of sand and sediment collected sand and sediment collected from Kuakuta Beach were measured. The activity concentrations of radionuclides and their respective annual effective dose rates, produced by 226Ra, 232Th, 40 K were measured using a High Purity Germanium (HPGe) detector of relative efficiency 40%. The measured …
Published in Journal of Nuclear Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 18–26 Read article
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Use of Telescopic Suspension for Regenerative Energy
Abstract: A significant role of regenerative energy harvesting in modern vehicles has been assigned to regenerative hydraulic systems often used help battery implementations for independent power vehicle systems The suspension system encounters time to time deflections because of different road conditions, this bending moment can sometimes be employed to recycle momentum from topography, steering, accelerating, and braking. A reproductive braking system turns intermittent linear motion travel and vibrations into usable energy …
Published in Journal of Aerospace Engineering & Technology · Vol. 12, Issue 1, 2022 · pp. 32–37 Read article
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Removal of (Ni- So4- Cl2) by Using Onions Peel from Wastewater
Abstract: Rare metals and heavy metals pose a threat to the environment due to many processes, whether natural such as weathering or human beings such as mining, agriculture, industrial activities and burning fossil fuel and vehicle emissions, and their presence poses a significant environmental risk because their toxicity represents many forms of life. They are nonbiodegradable, and highly toxic chemicals. Previous studies have suggested that biomass techniques can be absorbed by …
Published in Journal of Water Pollution & Purification Research · Vol. 7, Issue 2, 2020 · pp. 12–16 Read article
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Conceptual Design and Static Model Analysis of Landing Gear
Abstract: An aircraft's landing gear system plays a critical role in effectively managing and dissipating kinetic energy generated during the landing impact, as well as mitigating vibrations induced by the aircraft's passage over irregular runway surfaces. This capability is indispensable for the proper functioning of a well-designed landing system. Among the various types of shock absorber landing gear systems employed in aircraft, the oleo-pneumatic shock absorber stands out as the most …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 145–163 Read article
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Electrooxidation of Methylene Blue over nanoparticle coated DSA synthesized by sol-gel method
Abstract: The current study uses the sol-gel approach to synthesize a new Dimensionally Stable Anode (DSA) covered with nanoparticles. The objective is to enhance the electrocatalytic activity and overall performance of the anodes in treating synthetic industrial wastewater containing reactive dyes. CuO and TiO2 nanoparticles are coated using a thermal decomposition technique on a titanium electrode. The DSA surface gains more surface area and better catalytic capabilities when nanoparticles are coated …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 2, 2024 · pp. 34–43 Read article
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Determination of Free Chlorine Water Content in Jalandhar City Using Colorimeter
Abstract: Water is the ultimate source of life on this universe. Water is vital for the survival of humans, animals, and plants, and the issue of freshwater is becoming increasingly critical in society. With the human body composed of 64% water, contaminated water, inadequate waste disposal, and poor water management contribute to severe public health issues such as cholera, typhoid, and malaria annually. Globally, the quality and quantity of water are …
Published in Journal of Water Pollution & Purification Research · Vol. 11, Issue 1, 2024 · pp. 1–5 Read article
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Historical Development and Potentiality of LED-fluorimeter
Abstract: Pulsed LED-fluorimetry is a highly sensitive, versatile, and well-documented field technique for the direct determination of uranium in water samples at the μgL-1 levels. Pulsed LED-fluorimetry has been utilized to assess uranium in a variety of matrices, including mineralized rocks, ores, beneficiation products, and other matrices, without the need for any kind of separation method. Using the high sensitivity of pulsed LED-fluorimetry, interferences from related and auxiliary elements are removed …
Published in Research & Reviews : Journal of Physics · Vol. 13, Issue 1, 2024 · pp. 14–21 Read article
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Polymer Phase Change Materials: Innovations, Applications, and Future Directions
Abstract: Polymer-based phase change materials represent a significant advancement in energy storage and thermal management technologies due to their ability to absorb, store, and release heat during phase transitions. This article reviews recent innovations in polymer phase change materials, focusing on the synthesis, characterization, and performance enhancement techniques. The development of polymer composites with enhanced thermal conductivity, improved phase change enthalpy, and extended thermal cycling stability is discussed. Additionally, the integration …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 2, 2024 · pp. 1–7 Read article
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Nutritional Comparison of Plant-Based Dairy Alternatives vs. Cow's Milk
Abstract: The increasing popularity of plant-based dairy alternatives has sparked a closer look at how they compare to traditional cow’s milk, especially in terms of nutrition and health. Cow’s milk is usually regarded as a good source of high-quality protein, calcium, vitamins B12 and D, and other critical elements. Its complete protein and easily absorbed calcium make it particularly important for bone health. However, more people are turning to plant-based options …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 13, Issue 3, 2024 · pp. 7–11 Read article
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Performance Optimization of Photovoltaic-thermal (PVT) Systems: A Comprehensive Review of Design and Efficiency Enhancements
Abstract: The desire for renewable energy solutions and the rising demand for energy worldwide have driven important developments in hybrid photovoltaic-thermal systems. Photovoltaic-thermal systems provide the advantages of both thermal energy collection and electrical energy generation as they integrate photovoltaic and thermal collectors into a single module. However, a number of variables, including system architecture, material choice, cooling systems, and ambient circumstances, affect how well they function. The goal of this …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 2, 2024 · pp. 9–16 Read article
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Fluorescence Emission Enhancement in Crystalline Photonic Structures
Abstract: One of the two ways that a material that has absorbed light or other electromagnetic radiation can emit light is through fluorescence. Fluorspar is a substance that can be added to welding compounds to facilitate easier flow; the word fluorescent is derived from the Latin fluere, which means "to flow." LED lights, clothing that glows in "black light," or light sources that contain UV or blue light, and butterflies like …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 2, 2024 · pp. 35–48 Read article
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Crystalline and Polymeric Interactions in Multi- layered Bulletproof Glass: A Study of Ballistic Resistance and Structural Integrity
Abstract: Bulletproof glass is engineered to withstand high-impact projectiles, offering a critical line of defense in various industries such as banking, military, and armored vehicles. This study explores the structural composition, energy absorption mechanisms, and performance characteristics of bulletproof glass when exposed to ballistic threats. The glass consists of layered constructions, often involving polycarbonate and adhesive interfaces such as polyvinyl butyral, which enhance its energy absorption and resistance to projectiles. The …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 2, 2024 · pp. 10–17 Read article
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Thermal Performance of Concentrating Solar Panels
Abstract: The study shows a detailed analysis of the thermal performance of concentrating solar panels and the temperature increase due to concentrated solar radiation. This work proposes a configuration to reduce temperature rise, maintain good panel efficiency, and increase output power. The configuration is based on a sandwich structure including a phase change material (PCM), which absorbs the thermal energy excess generated by the concentrated solar radiation onto the PV panel. …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 1–10 Read article
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A Review Natural Ventilation by Using Solar Chimney
Abstract: A solar chimney is an effective and sustainable ventilation technology designed to enhance airflow within residential and commercial buildings by utilizing natural convection. Operating on principles like a traditional fireplace, a solar chimney harnesses solar energy to generate an upward air movement, creating a pressure difference that drives passive ventilation. The system comprises a vertical shaft, usually constructed with heat-absorbing materials, which captures solar radiation and heats the enclosed air. …
Published in International Journal of Electrical Power and Machine Systems · Vol. 3, Issue 1, 2025 · pp. 22–28 Read article
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Role of Nasya in Pakshaghata: An Evidence-Based Review Study on Its Anatomical Pathway and Therapeutic Action
Abstract: Introduction: Intranasal administration (Nasya), a time-honoured Ayurvedic procedure, offers a unique advantage in treating pathology of neurological and systemic diseases due to its targeted and non-invasive nature. Pakshaghata, a neurological disorder characterized by hemiplegia in ancient Ayurvedic literature, where it is classified as a Vatavyadhi. Methods: By going through all the available literatures and information, this review study explores the concept of Nasya in the context of Pakshaghata management, investigating …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 14, Issue 2, 2025 · pp. 1–8 Read article
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Selection of Ionic Liquids for the Design of Separation Processes of CO₂ + H₂S Mixed Waste Gases with Different Compositions
Abstract: The waste gas from chemical plants contains H 2 S gas and a large amount of CO 2 gas. These flue gases can be treated in various ways, and in this paper, the mixed flue gas CO 2 +H 2 S was treated by using ionic liquids (IL) as an absorbent. Ionic liquids are considered green solvents with remarkable good properties. In particular, it is known as a very effective …
Published in Journal of Catalyst & Catalysis · Vol. 12, Issue 3, 2025 · pp. 44–58 Read article
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Computational Analysis of Leaf Spring System with Functionally Graded Materials Using ANSYS
Abstract: Leaf springs are important parts of a vehicle’s suspension system, and their main function is to absorb shocks, improve stability, and make the ride more comfortable. Traditionally, ASTM A36 steel is used because it is strong, long-lasting, affordable, and easy to get. However, this type of steel is very dense, which makes vehicles heavier. This extra weight makes the vehicle less efficient and increases emissions. Because of these issues, there …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 380–397 Read article
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Basalt Fiber, Palm Fiber, and Seashell Powder Reinforced Hybrid Epoxy Composites: A Mechanical Characterization
Abstract: This study investigates epoxy-based composites reinforced with basalt fiber, palm fiber, and seashell powder fabricated via hand lay-up. Mechanical characterization included tensile, flexural, hardness, and impact testing, supported by ANOVA and TOPSIS analyses. The Basalt-Epoxy composite has the highest mechanical strength among the systems under investigation, with a tensile strength of 275 N/mm² and a yield stress of around 215 N/mm². Compared to Palm-Epoxy composite, which has the lowest mechanical …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1565–1575 Read article
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Investigations of A Solar Dryer With Thermal Storage
Abstract: This study presents the design, building, and performance evaluation of a low-cost mixed-mode natural convection solar cabinet dryer in conjunction with a latent heat thermal energy storage system. The work's goal is to reduce post-harvest losses in rural and semi-urban areas by offering an effective and reasonably priced method of preserving agricultural goods. The dryer is made out of a transparent polycarbonate lid to allow for solar heat gain, an …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 13, Issue 1, 2026 · pp. 48–63 Read article